72213334284 has 108 divisors (see below), whose sum is σ = 212245231464. Its totient is φ = 19045248768.

The previous prime is 72213334283. The next prime is 72213334289. The reversal of 72213334284 is 48243331227.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (72213334283) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 263977 + ... + 462720.

Almost surely, 2^72213334284 is an apocalyptic number.

It is an amenable number.

72213334284 is an abundant number, since it is smaller than the sum of its proper divisors (140031897180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72213334284 is a wasteful number, since it uses less digits than its factorization.

72213334284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726744 (or 726722 counting only the distinct ones).

The product of its digits is 193536, while the sum is 39.

The spelling of 72213334284 in words is "seventy-two billion, two hundred thirteen million, three hundred thirty-four thousand, two hundred eighty-four".